If your child is a construction fans, or a construction car fans, then I recommend our range of construction car models. This CaDA® Mobile Crane building block toy is beautifully designed, with smooth and tough lines, precise proportions, and easy to use. The finished product has a compact structure and a variety of transmission components, which can simulate various actions of the construction vehicle, which not only allows children to understand the construction vehicle, but also greatly improves its playability. So, let the kids play different roles and build their own projects, starting with our construction truck building model. The product is beautifully packaged and high-grade, it is an excellent choice for birthday gifts and holiday gifts for children.